CPIA efficiency of revenue mobilization rating (1=low to 6=high) in Bhutan was last measured at 4 in 2014, according to the World Bank. Efficiency of revenue mobilization assesses the overall pattern of revenue mobilization--not only the de facto tax structure, but also revenue from all sources as actually collected. This page has the latest recorded value, an historical data chart and related indicators for CPIA efficiency of revenue mobilization rating (1=low to 6=high) in Bhutan.